Composite casting is suitable for the production of which rolls?

Composite casting is suitable for the production of those working load, high quality requirements of the rolling material rolls. This type of roll roll body and roll neck performance requirements are very different, the roll body surface hardness requirements of high, high strength and toughness of the roll neck and requirements. For example, hot strip mill work rolls, support rolls; medium plate, wide plate mill work rolls; leveling mill work rolls and support rolls; section steel universal mill roll ring; small section steel, bar wire rod mill finishing rolls and seamless steel tube mill rolling mill and Zhang reduction roll ring. In recent years, the centrifugal composite high chromium cast iron rolls have been increasingly used in domestic and foreign hot strip mills, showing excellent wear resistance, and significantly extend the roll replacement cycle.

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